#4-40 X 1/8" Machine Screws | Undercut Flat Head | Slotted Drive | 18/8 Stainless Steel (5000/Pkg.)

Mutual ScrewSKU: 0402MSU188KC

Price:
Sale price$210.25per 5000( $0.04 each)
Pieces 5000
Measurement type Inch
Thread size #4-40
Diameter 4
Length 1/8
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Slotted
Head style Undercut Flat
Threads per inch 40
Thread style Fully Threaded
Weight 2.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Machine Screws Slotted Undercut Flat 18/8 Stainless 4-40 x 1/8 are engineered for precise, secure fastening in metal and plastic assemblies. Made from 18/8 stainless steel for excellent corrosion resistance, these screws deliver reliable performance in demanding environments.

Key Features

  • Material: 18/8 stainless steel (304) for corrosion resistance and durability.
  • Head style: Flat head for a low-profile, flush finish.
  • Drive type: Slotted drive for common hand or power screwdriver use.
  • Undercut: Undercut design helps with seating and reduces binding during installation.
  • Thread size: 4-40 UNC, a standard machine screw size.
  • Length: 1/8 inch (3.2 mm).

Specifications

  • Material: 18/8 stainless steel (304).
  • Head: Flat
  • Drive: Slotted
  • Thread: 4-40 UNC
  • Length: 1/8 in

Ideal for electronics enclosures, cabinetry, panels, and other lightweight assemblies where a compact, corrosion-resistant fastener is needed. Works with standard flat-blade drivers for quick installation.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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